We have two piece of information.
- SMS message is used for 2-factor authentication.
- SMS messages can be intercepted.
So, how secure is it and does it meed our needs?
The author evaluates it based on fundamentals like
- Requirement
- Simplicity
- Convenience (Ease of Use)
- Risk versus Rewards
- End result (Better or Worse than before)
The link below has more information:-
http://www.csoonline.com/article/2136755/security-leadership/why-you-need-to-rethink-the-benefits-of-sms-authentication-to-improve-security.html
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